Cita APA (7a ed.)

Stone, D., Patton, B., & Heen, S. (1999). Difficult conversations: How to discuss what matters most (1a. ed.). Penguin Books.

Cita Chicago Style (17a ed.)

Stone, Douglas, Bruce Patton, y Sheila Heen. Difficult Conversations: How to Discuss What Matters Most. 1a. ed. Nueva York: Penguin Books, 1999.

Cita MLA (9a ed.)

Stone, Douglas, et al. Difficult Conversations: How to Discuss What Matters Most. 1a. ed. Penguin Books, 1999.